A dynamic cart is released from rest at the top of a 1.5 meter long inclined plane. Using photo-gate timers, the time to the time to reach the bottom of the inclined plane is found to be 2.231 seconds. What was initial speed of the dynamic cart?

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .